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Date:   Wed, 26 Apr 2023 10:21:14 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Mark Brown <broonie@...nel.org>, linux-spi@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-ext4@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-acpi@...r.kernel.org,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        amd-gfx@...ts.freedesktop.org,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: [linux-next:master] BUILD REGRESSION
 f600e0bbde8562a06bee31b3eb1b69d49acac4c5

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
branch HEAD: f600e0bbde8562a06bee31b3eb1b69d49acac4c5  Add linux-next specific files for 20230425

Error/Warning reports:

https://lore.kernel.org/oe-kbuild-all/202304102354.Q4VOXGTE-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304140707.CoH337Ux-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304210303.nlMI0sRQ-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304210349.DykCi88S-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304230014.YbScpx20-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304260503.EVDTG0PJ-lkp@intel.com

Error/Warning: (recently discovered and may have been fixed)

drivers/accel/habanalabs/gaudi/gaudi.c:117:19: warning: unused variable 'gaudi_irq_name' [-Wunused-const-variable]
drivers/base/regmap/regcache-maple.c:113:23: warning: 'lower_index' is used uninitialized [-Wuninitialized]
drivers/base/regmap/regcache-maple.c:113:36: warning: 'lower_last' is used uninitialized [-Wuninitialized]
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c:458:16: warning: variable 'j' set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c:1078:6: warning: no previous prototype for 'gfx_v9_4_3_disable_gpa_mode' [-Wmissing-prototypes]
drivers/gpu/drm/i915/gt/uc/guc_capture_fwif.h:62: warning: wrong kernel-doc identifier on line:
drivers/gpu/drm/i915/i915_pmu.h:41: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/i915/i915_request.h:176: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/i915/i915_vma.h:145: warning: expecting prototype for i915_vma_offset(). Prototype was for i915_vma_size() instead
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:298:6: warning: variable 'ret' is uninitialized when used here [-Wuninitialized]
fs/ext4/super.c:1262:13: warning: unused variable 'i' [-Wunused-variable]
fs/ext4/super.c:1262:6: warning: unused variable 'i' [-Wunused-variable]
s390-linux-ld: arc-rimi.c:(.text+0x18c): undefined reference to `iounmap'

Unverified Error/Warning (likely false positive, please contact us if interested):

drivers/acpi/property.c:985 acpi_data_prop_read_single() error: potentially dereferencing uninitialized 'obj'.

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- alpha-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- alpha-buildonly-randconfig-r006-20230424
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- alpha-randconfig-r013-20230424
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- arc-allyesconfig
|   |-- drivers-base-regmap-regcache-maple.c:warning:lower_index-is-used-uninitialized
|   |-- drivers-base-regmap-regcache-maple.c:warning:lower_last-is-used-uninitialized
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- arc-randconfig-c031-20230423
|   |-- drivers-base-regmap-regcache-maple.c:warning:lower_index-is-used-uninitialized
|   `-- drivers-base-regmap-regcache-maple.c:warning:lower_last-is-used-uninitialized
|-- arc-randconfig-m031-20230423
|   |-- drivers-base-regmap-regcache-maple.c:warning:lower_index-is-used-uninitialized
|   `-- drivers-base-regmap-regcache-maple.c:warning:lower_last-is-used-uninitialized
|-- arc-randconfig-r043-20230424
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- arm-allmodconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- arm-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- arm64-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- arm64-randconfig-r031-20230423
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- i386-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- i386-randconfig-a011-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- i386-randconfig-a016-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- i386-randconfig-c021
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- i386-randconfig-m021-20230424
|   `-- drivers-acpi-property.c-acpi_data_prop_read_single()-error:potentially-dereferencing-uninitialized-obj-.
|-- ia64-allmodconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- loongarch-allmodconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- loongarch-defconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- loongarch-loongson3_defconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- mips-allmodconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- mips-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- openrisc-buildonly-randconfig-r002-20230424
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- parisc-randconfig-c043-20230423
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- parisc-randconfig-s052-20230423
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- powerpc-allmodconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- powerpc-randconfig-s031-20230423
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   |-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|   `-- drivers-spi-spi-fsl-cpm.c:sparse:sparse:incorrect-type-in-assignment-(different-base-types)-expected-unsigned-short-usertype-got-restricted-__le16
|-- riscv-allmodconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- riscv-buildonly-randconfig-r005-20230424
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- s390-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- s390-randconfig-r022-20230424
|   `-- s390-linux-ld:arc-rimi.c:(.text):undefined-reference-to-iounmap
|-- s390-randconfig-r044-20230424
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- sparc-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- sparc64-buildonly-randconfig-r002-20230423
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
|-- x86_64-allyesconfig
|   |-- drivers-gpu-drm-amd-amdgpu-amdgpu_gfx.c:warning:variable-j-set-but-not-used
|   `-- drivers-gpu-drm-amd-amdgpu-gfx_v9_4_3.c:warning:no-previous-prototype-for-gfx_v9_4_3_disable_gpa_mode
`-- x86_64-randconfig-m001
    `-- drivers-acpi-property.c-acpi_data_prop_read_single()-error:potentially-dereferencing-uninitialized-obj-.
clang_recent_errors
|-- arm-randconfig-r046-20230424
|   `-- drivers-phy-mediatek-phy-mtk-hdmi-mt8195.c:warning:variable-ret-is-uninitialized-when-used-here
|-- i386-randconfig-a001-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- i386-randconfig-a003-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- i386-randconfig-a004-20230424
|   |-- drivers-gpu-drm-i915-gt-uc-guc_capture_fwif.h:warning:wrong-kernel-doc-identifier-on-line:
|   |-- drivers-gpu-drm-i915-i915_pmu.h:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst
|   |-- drivers-gpu-drm-i915-i915_request.h:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst
|   `-- drivers-gpu-drm-i915-i915_vma.h:warning:expecting-prototype-for-i915_vma_offset().-Prototype-was-for-i915_vma_size()-instead
|-- i386-randconfig-a005-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- x86_64-randconfig-a001-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- x86_64-randconfig-a003-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- x86_64-randconfig-a004-20230424
|   |-- drivers-accel-habanalabs-gaudi-gaudi.c:warning:unused-variable-gaudi_irq_name
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- x86_64-randconfig-a005-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- x86_64-randconfig-a006-20230424
|   `-- fs-ext4-super.c:warning:unused-variable-i
|-- x86_64-randconfig-a012
|   `-- fs-ext4-super.c:warning:unused-variable-i
`-- x86_64-randconfig-a014
    `-- fs-ext4-super.c:warning:unused-variable-i

elapsed time: 723m

configs tested: 136
configs skipped: 8

tested configs:
alpha                            allyesconfig   gcc  
alpha        buildonly-randconfig-r006-20230424   gcc  
alpha                               defconfig   gcc  
alpha                randconfig-r011-20230423   gcc  
alpha                randconfig-r013-20230424   gcc  
arc                              allyesconfig   gcc  
arc                                 defconfig   gcc  
arc                     nsimosci_hs_defconfig   gcc  
arc                  randconfig-r043-20230423   gcc  
arc                  randconfig-r043-20230424   gcc  
arm                              allmodconfig   gcc  
arm                              allyesconfig   gcc  
arm                         assabet_defconfig   gcc  
arm          buildonly-randconfig-r004-20230423   gcc  
arm                                 defconfig   gcc  
arm                            hisi_defconfig   gcc  
arm                  randconfig-r015-20230424   clang
arm                  randconfig-r016-20230423   gcc  
arm                  randconfig-r023-20230425   gcc  
arm                  randconfig-r046-20230423   gcc  
arm                  randconfig-r046-20230424   clang
arm64                            allyesconfig   gcc  
arm64                               defconfig   gcc  
arm64                randconfig-r013-20230423   clang
arm64                randconfig-r031-20230423   gcc  
arm64                randconfig-r035-20230423   gcc  
csky                                defconfig   gcc  
csky                 randconfig-r021-20230425   gcc  
csky                 randconfig-r033-20230423   gcc  
hexagon              randconfig-r004-20230425   clang
hexagon              randconfig-r014-20230423   clang
hexagon              randconfig-r041-20230423   clang
hexagon              randconfig-r041-20230424   clang
hexagon              randconfig-r045-20230423   clang
hexagon              randconfig-r045-20230424   clang
i386                             allyesconfig   gcc  
i386                              debian-10.3   gcc  
i386                                defconfig   gcc  
i386                 randconfig-a001-20230424   clang
i386                 randconfig-a002-20230424   clang
i386                 randconfig-a003-20230424   clang
i386                 randconfig-a004-20230424   clang
i386                 randconfig-a005-20230424   clang
i386                 randconfig-a006-20230424   clang
i386                 randconfig-a011-20230424   gcc  
i386                 randconfig-a012-20230424   gcc  
i386                 randconfig-a013-20230424   gcc  
i386                 randconfig-a014-20230424   gcc  
i386                 randconfig-a015-20230424   gcc  
i386                 randconfig-a016-20230424   gcc  
ia64                             allmodconfig   gcc  
ia64                                defconfig   gcc  
ia64                 randconfig-r001-20230425   gcc  
ia64                 randconfig-r026-20230425   gcc  
loongarch                        alldefconfig   gcc  
loongarch                        allmodconfig   gcc  
loongarch                         allnoconfig   gcc  
loongarch                           defconfig   gcc  
loongarch                 loongson3_defconfig   gcc  
loongarch            randconfig-r002-20230425   gcc  
loongarch            randconfig-r034-20230423   gcc  
m68k                             allmodconfig   gcc  
m68k                                defconfig   gcc  
m68k                          multi_defconfig   gcc  
m68k                        mvme16x_defconfig   gcc  
m68k                 randconfig-r015-20230423   gcc  
microblaze   buildonly-randconfig-r004-20230424   gcc  
microblaze                          defconfig   gcc  
microblaze           randconfig-r014-20230424   gcc  
mips                             allmodconfig   gcc  
mips                             allyesconfig   gcc  
mips                          ath79_defconfig   clang
mips         buildonly-randconfig-r003-20230423   clang
mips                 randconfig-r031-20230424   gcc  
nios2                               defconfig   gcc  
nios2                randconfig-r034-20230424   gcc  
openrisc     buildonly-randconfig-r002-20230424   gcc  
openrisc             randconfig-r032-20230423   gcc  
openrisc             randconfig-r036-20230423   gcc  
openrisc             randconfig-r036-20230424   gcc  
parisc                              defconfig   gcc  
parisc               randconfig-r012-20230424   gcc  
parisc               randconfig-r025-20230425   gcc  
parisc64                            defconfig   gcc  
powerpc                          allmodconfig   gcc  
powerpc                           allnoconfig   gcc  
powerpc                      bamboo_defconfig   gcc  
powerpc                   currituck_defconfig   gcc  
riscv                            allmodconfig   gcc  
riscv                             allnoconfig   gcc  
riscv        buildonly-randconfig-r003-20230424   gcc  
riscv        buildonly-randconfig-r005-20230424   gcc  
riscv                               defconfig   gcc  
riscv                randconfig-r042-20230423   clang
riscv                randconfig-r042-20230424   gcc  
riscv                          rv32_defconfig   gcc  
s390                             allmodconfig   gcc  
s390                             allyesconfig   gcc  
s390                                defconfig   gcc  
s390                 randconfig-r012-20230423   clang
s390                 randconfig-r044-20230423   clang
s390                 randconfig-r044-20230424   gcc  
sh                               allmodconfig   gcc  
sh                         ap325rxa_defconfig   gcc  
sh           buildonly-randconfig-r001-20230423   gcc  
sh           buildonly-randconfig-r005-20230423   gcc  
sh                          kfr2r09_defconfig   gcc  
sh                   randconfig-r032-20230424   gcc  
sh                   randconfig-r033-20230424   gcc  
sparc        buildonly-randconfig-r001-20230424   gcc  
sparc                               defconfig   gcc  
sparc                randconfig-r016-20230424   gcc  
sparc                randconfig-r022-20230425   gcc  
sparc64      buildonly-randconfig-r002-20230423   gcc  
um                             i386_defconfig   gcc  
um                           x86_64_defconfig   gcc  
x86_64                            allnoconfig   gcc  
x86_64                           allyesconfig   gcc  
x86_64                              defconfig   gcc  
x86_64                                  kexec   gcc  
x86_64               randconfig-a001-20230424   clang
x86_64               randconfig-a002-20230424   clang
x86_64               randconfig-a003-20230424   clang
x86_64               randconfig-a004-20230424   clang
x86_64               randconfig-a005-20230424   clang
x86_64               randconfig-a006-20230424   clang
x86_64                        randconfig-a011   gcc  
x86_64                        randconfig-a012   clang
x86_64                        randconfig-a013   gcc  
x86_64                        randconfig-a014   clang
x86_64                        randconfig-a015   gcc  
x86_64                        randconfig-a016   clang
x86_64                               rhel-8.3   gcc  
xtensa       buildonly-randconfig-r006-20230423   gcc  
xtensa               randconfig-r006-20230425   gcc  
xtensa               randconfig-r024-20230425   gcc  

-- 
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https://github.com/intel/lkp-tests

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